#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>

int main() {
    int a;
    scanf("%d", &a);
    switch (a)
    {
    case 1:
        printf("Monday");
        break;
    case 2:
        printf("Tuesday");
        break;
    case 3:
        printf("Wednesday");
        break;
    case 4:
        printf("Thursday");
        break;
    case 5:
        printf("Friday");
        break;
    case 6:
        printf("Saturday");
        break;
    case 7:
        printf("Sunday");
        break;
    }
    return 0;
}